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authorP. J. McDermott <pjm@nac.net>2012-10-22 03:40:58 (EDT)
committer P. J. McDermott <pjm@nac.net>2012-10-22 03:40:58 (EDT)
commitf3aeb0ffc84c75faea757d94b0270ee566b6a03f (patch)
treecbea7f3f36427ba7a851c7a5a59696d3288ac8ba /lib/common.sh
parentd85b660b4a34e2fa2f75fde202059ee41ab20eb4 (diff)
parentdfd503fffcca2c1527c6004dff86e304079a4ebb (diff)
Merge branch 'feature/buildsystems-support'.
Diffstat (limited to 'lib/common.sh')
-rw-r--r--lib/common.sh62
1 files changed, 62 insertions, 0 deletions
diff --git a/lib/common.sh b/lib/common.sh
new file mode 100644
index 0000000..b0c465c
--- /dev/null
+++ b/lib/common.sh
@@ -0,0 +1,62 @@
+# opkhelper
+# lib/common
+# Functions for stack memory management.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+[ -n "${_OH_COMMON_SM}" ] && return 0
+_OH_COMMON_SM='true'
+
+_OH_STACK_VARS=
+_OH_SAVED_IFS=
+
+_oh_local()
+{
+ # Push the variable list onto the stack.
+ _OH_STACK_VARS="${_OH_STACK_VARS}|${*}"
+
+ # Save the old IFS value, if any, and set it to its default.
+ _OH_SAVED_IFS="${IFS}"
+ IFS='
+'
+}
+
+_oh_return()
+{
+ # Unset the variables at the top of the stack.
+ IFS=' '
+ unset -v ${_OH_STACK_VARS##*|}
+
+ # Pop the variable list from the top of the stack.
+ _OH_STACK_VARS="${_OH_STACK_VARS%|*}"
+
+ # Restore the saved IFS.
+ IFS="${_OH_SAVED_IFS}"
+
+ return ${1}
+}
+
+oh_init()
+{
+ ob_use locale
+ ob_use output
+
+ # Since nothing other than opkhelper is supposed to use libopkhelper, we can
+ # do strange things like affecting application-wide locale settings from the
+ # library and assume that no one will play with them.
+ ob_set_locale_path '@@LOCALEDIR@@/%s/LC_MESSAGES/%s.ms'
+ ob_set_text_domain 'opkhelper'
+}